# ------------------------------------------------------------------------------------
# INVENTORY 库存&存货统计程序-主数据对象
#
# author:gbench@sina.com
# date: 2025-03-12
# ------------------------------------------------------------------------------------

symbols <- c("螺纹钢2505"="rb2505", "甲醇505"="MA505")
startime <- "09:00" 
endtime <- "10:00"
current_date <- "2025-02-28"
